| Subject: | The "g=" tag MUST now be ignored - RFC 6376 |
RFC 6376: the "g=" tag has been deprecated in this version of the DKIM
specification (and thus MUST now be ignored), signers are advised not
to include the "g=" tag in key records...
Request for Comments: 6376
Obsoletes: 4871, 5672
DomainKeys Identified Mail (DKIM) Signatures
C.2. RFC 4871 Compatibility
Although the "g=" tag has been deprecated in this version of the DKIM
specification (and thus MUST now be ignored), Signers are advised not
to include the "g=" tag in key records because some [RFC4871]-
compliant Verifiers will be in use for a considerable period to come.
7.5. _domainkey DNS TXT Resource Record Tag Specifications
+------+-----------------+----------+
| TYPE | REFERENCE | STATUS |
+------+-----------------+----------+
| v | (this document) | active |
| g | [RFC4871] | historic |
| h | (this document) | active |
| k | (this document) | active |
| n | (this document) | active |
| p | (this document) | active |
| s | (this document) | active |
| t | (this document) | active |
+------+-----------------+----------+
Appendix E. Changes since RFC 4871
o Dropped "g=" tag from key records. The implementation report
indicates that it is not in use.